<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <button id="connect">连接服务端</button>
    <button id="send" disabled="true">发送数据</button><br>
    从服务端接收的数据如下: <br>
    <span id="recv"></span>

    <script>
        var connect = document.querySelector("#connect")
        var send = document.querySelector("#send")
        var recv = document.querySelector("#recv")
        let ws = null

        connect.onclick = function () {
            ws = new WebSocket('ws:localhost:9998')
            ws.onopen = () => {
                console.log('连接服务器成功了')
                send.disabled = false
            }
            ws.onclose = () => {
                console.log('连接服务器失败')
                send.disabled = true
            }
            ws.onmessage = (msg) => {
                console.log('接收到服务器发送过来的数据了', msg)
                recv.innerHTML = msg.data
            }
        }
        send.onclick = function () {
            console.log(ws)
            ws.send(JSON.stringify({
                action: 'themeChange',
                socketType: 'themeChange',
                charName: '',
                value: 'chalk'
            }))
            
        }



    </script>
</body>

</html>